I am able to audit all clusters in one way such as Kafka, Spark, Zookeeper... but I need to know if also is possible to audit individual clusters. If yes, how I can do it?   I've read these documentation:  https://www.cloudera.com/documentation/enterprise/5-14-x/topics/cn_admcfg_audit_server.html ... View more

Hi, I've read about Ranger Plugin (https://cwiki.apache.org/confluence/display/RANGER/NiFi+Plugin) to audit NiFi. I need to know when a flow is changed and who does it, something like it: [centos@projecthdfm1 nifi]$ cat ranger_nifi_audit.log 2017-09-08 03:37:47,475 INFO [org.apache.ranger.audit.queue.AuditBatchQueue1] ranger.audit {"repoType":10,"repo":"hdf_clstr_nifi","reqUser":"aaaaaaaa","evtTime":"2017-09-08 03:37:46.699","access":"READ","resource":"/flow","resType":"nifi-resource","action":"READ","result":1,"policy":1,"enforcer":"ranger-acl","cliIP":"999.999.999.999","agentHost":"aaaaaa.bbbbb.example.com","logType":"RangerAudit","id":"0efc4a0d-f634-42c0-9616-5d8298a92892-0","seq_num":1,"event_count":1,"event_dur_ms":0,"tags":[]} 2017-09-08 03:38:41,443 INFO [org.apache.ranger.audit.queue.AuditBatchQueue1] ranger.audit {"repoType":10,"repo":"hdf_clstr_nifi","reqUser":"admin","evtTime":"2017-09-08 03:38:39.121","access":"READ","resource":"/flow","resType":"nifi-resource","action":"READ","result":1,"policy":1,"enforcer":"ranger-acl","cliIP":"999.999.999.999","agentHost":"aaaaa.bbbbb.example.com","logType":"RangerAudit","id":"0efc4a0d-f634-42c0-9616-5d8298a92892-1","seq_num":3,"event_count":1,"event_dur_ms":0,"tags":[]} 2017-09-08 03:49:26,549 INFO [org.apache.ranger.audit.queue.AuditBatchQueue1] ranger.audit {"repoType":10,"repo":"hdf_clstr_nifi","reqUser":"someotheruser","evtTime":"2017-09-08 03:49:25.942","access":"READ","resource":"/flow","resType":"nifi-resource","action":"READ","result":0,"policy":-1,"enforcer":"ranger-acl","cliIP":"999.999.999.999","agentHost":"xxxxx.yyyy.example.com","logType":"RangerAudit","id":"0efc4a0d-f634-42c0-9616-5d8298a92892-2","seq_num":5,"event_count":1,"event_dur_ms":0,"tags":[]} *host names and IP address masked   How I can do it without the mentioned plugin? ... View more

I have reading NiFi documentation but I do not found the specifics metrics. There is nothing that explain me what metrics are available here: https://nifi.apache.org/docs.html. Does anyone have any idea about how I can find those information? ... View more